From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 29 Sep 2012 12:43:01 +0000 (+0000)
Subject: util: Add some helper functions: fread, fwrite, assign.
X-Git-Tag: 005~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b79ad79b1e92e59790f6403a14e5d281d5f2135f;p=network.git

util: Add some helper functions: fread, fwrite, assign.
---

diff --git a/functions.util b/functions.util
index a7493539..96b83b51 100644
--- a/functions.util
+++ b/functions.util
@@ -70,6 +70,31 @@ function basename() {
 	echo "${1##*/}"
 }
 
+function assign() {
+	local key=${1}
+	assert isset key
+	shift
+
+	printf -v "${key}" "%s" "$@"
+}
+
+function fread() {
+	local file=${1}
+	assert isset file
+
+	[ -r "${file}" ] || return ${EXIT_ERROR}
+
+	print "$(<${file})"
+}
+
+function fwrite() {
+	local file=${1}
+	assert isset file
+	shift
+
+	print "%s" "$@" >> ${file}
+}
+
 function enabled() {
 	local param=${1}